Find IP IPv4 Network/Subnet and its host address ranges

What is an IPv4 IP address its network and host address ranges?

An IPv4 IP address is an address used in order to uniquely identify a device on an IP network. The address is made up of 32 binary bits, which can be divisible into a network portion and host portion with the help of a subnet mask. The 32 binary bits are broken into four octets (1 octet = 8 bits). Each octet is converted to decimal and separated by a period (dot).

How to Subnet IPv4? Its simple answer is that subnetting is the process of taking a network and splitting it into smaller networks, known as subnets. It's used to free up more public IPv4 addresses and segment networks for security and easier management.
Following are the ranges of IPv4 subnet/network address and their host addresses.

IPv4 AddressIPv6 Address
123.16.40.1 0:0:0:0:0:ffff:7b10:2801
123.16.40.2 0:0:0:0:0:ffff:7b10:2802
123.16.40.3 0:0:0:0:0:ffff:7b10:2803
123.16.40.4 0:0:0:0:0:ffff:7b10:2804
123.16.40.5 0:0:0:0:0:ffff:7b10:2805
123.16.40.6 0:0:0:0:0:ffff:7b10:2806
123.16.40.7 0:0:0:0:0:ffff:7b10:2807
123.16.40.8 0:0:0:0:0:ffff:7b10:2808
123.16.40.9 0:0:0:0:0:ffff:7b10:2809
123.16.40.10 0:0:0:0:0:ffff:7b10:280a
123.16.40.11 0:0:0:0:0:ffff:7b10:280b
123.16.40.12 0:0:0:0:0:ffff:7b10:280c
123.16.40.13 0:0:0:0:0:ffff:7b10:280d
123.16.40.14 0:0:0:0:0:ffff:7b10:280e
123.16.40.15 0:0:0:0:0:ffff:7b10:280f
123.16.40.16 0:0:0:0:0:ffff:7b10:2810
123.16.40.17 0:0:0:0:0:ffff:7b10:2811
123.16.40.18 0:0:0:0:0:ffff:7b10:2812
123.16.40.19 0:0:0:0:0:ffff:7b10:2813
123.16.40.20 0:0:0:0:0:ffff:7b10:2814
123.16.40.21 0:0:0:0:0:ffff:7b10:2815
123.16.40.22 0:0:0:0:0:ffff:7b10:2816
123.16.40.23 0:0:0:0:0:ffff:7b10:2817
123.16.40.24 0:0:0:0:0:ffff:7b10:2818
123.16.40.25 0:0:0:0:0:ffff:7b10:2819
123.16.40.26 0:0:0:0:0:ffff:7b10:281a
123.16.40.27 0:0:0:0:0:ffff:7b10:281b
123.16.40.28 0:0:0:0:0:ffff:7b10:281c
123.16.40.29 0:0:0:0:0:ffff:7b10:281d
123.16.40.30 0:0:0:0:0:ffff:7b10:281e
123.16.40.31 0:0:0:0:0:ffff:7b10:281f
123.16.40.32 0:0:0:0:0:ffff:7b10:2820
123.16.40.33 0:0:0:0:0:ffff:7b10:2821
123.16.40.34 0:0:0:0:0:ffff:7b10:2822
123.16.40.35 0:0:0:0:0:ffff:7b10:2823
123.16.40.36 0:0:0:0:0:ffff:7b10:2824
123.16.40.37 0:0:0:0:0:ffff:7b10:2825
123.16.40.38 0:0:0:0:0:ffff:7b10:2826
123.16.40.39 0:0:0:0:0:ffff:7b10:2827
123.16.40.40 0:0:0:0:0:ffff:7b10:2828
123.16.40.41 0:0:0:0:0:ffff:7b10:2829
123.16.40.42 0:0:0:0:0:ffff:7b10:282a
123.16.40.43 0:0:0:0:0:ffff:7b10:282b
123.16.40.44 0:0:0:0:0:ffff:7b10:282c
123.16.40.45 0:0:0:0:0:ffff:7b10:282d
123.16.40.46 0:0:0:0:0:ffff:7b10:282e
123.16.40.47 0:0:0:0:0:ffff:7b10:282f
123.16.40.48 0:0:0:0:0:ffff:7b10:2830
123.16.40.49 0:0:0:0:0:ffff:7b10:2831
123.16.40.50 0:0:0:0:0:ffff:7b10:2832
123.16.40.51 0:0:0:0:0:ffff:7b10:2833
123.16.40.52 0:0:0:0:0:ffff:7b10:2834
123.16.40.53 0:0:0:0:0:ffff:7b10:2835
123.16.40.54 0:0:0:0:0:ffff:7b10:2836
123.16.40.55 0:0:0:0:0:ffff:7b10:2837
123.16.40.56 0:0:0:0:0:ffff:7b10:2838
123.16.40.57 0:0:0:0:0:ffff:7b10:2839
123.16.40.58 0:0:0:0:0:ffff:7b10:283a
123.16.40.59 0:0:0:0:0:ffff:7b10:283b
123.16.40.60 0:0:0:0:0:ffff:7b10:283c


123.16.40.61 0:0:0:0:0:ffff:7b10:283d
123.16.40.62 0:0:0:0:0:ffff:7b10:283e
123.16.40.63 0:0:0:0:0:ffff:7b10:283f
123.16.40.64 0:0:0:0:0:ffff:7b10:2840
123.16.40.65 0:0:0:0:0:ffff:7b10:2841
123.16.40.66 0:0:0:0:0:ffff:7b10:2842
123.16.40.67 0:0:0:0:0:ffff:7b10:2843
123.16.40.68 0:0:0:0:0:ffff:7b10:2844
123.16.40.69 0:0:0:0:0:ffff:7b10:2845
123.16.40.70 0:0:0:0:0:ffff:7b10:2846
123.16.40.71 0:0:0:0:0:ffff:7b10:2847
123.16.40.72 0:0:0:0:0:ffff:7b10:2848
123.16.40.73 0:0:0:0:0:ffff:7b10:2849
123.16.40.74 0:0:0:0:0:ffff:7b10:284a
123.16.40.75 0:0:0:0:0:ffff:7b10:284b
123.16.40.76 0:0:0:0:0:ffff:7b10:284c
123.16.40.77 0:0:0:0:0:ffff:7b10:284d
123.16.40.78 0:0:0:0:0:ffff:7b10:284e
123.16.40.79 0:0:0:0:0:ffff:7b10:284f
123.16.40.80 0:0:0:0:0:ffff:7b10:2850
123.16.40.81 0:0:0:0:0:ffff:7b10:2851
123.16.40.82 0:0:0:0:0:ffff:7b10:2852
123.16.40.83 0:0:0:0:0:ffff:7b10:2853
123.16.40.84 0:0:0:0:0:ffff:7b10:2854
123.16.40.85 0:0:0:0:0:ffff:7b10:2855
123.16.40.86 0:0:0:0:0:ffff:7b10:2856
123.16.40.87 0:0:0:0:0:ffff:7b10:2857
123.16.40.88 0:0:0:0:0:ffff:7b10:2858
123.16.40.89 0:0:0:0:0:ffff:7b10:2859
123.16.40.90 0:0:0:0:0:ffff:7b10:285a
123.16.40.91 0:0:0:0:0:ffff:7b10:285b
123.16.40.92 0:0:0:0:0:ffff:7b10:285c
123.16.40.93 0:0:0:0:0:ffff:7b10:285d
123.16.40.94 0:0:0:0:0:ffff:7b10:285e
123.16.40.95 0:0:0:0:0:ffff:7b10:285f
123.16.40.96 0:0:0:0:0:ffff:7b10:2860
123.16.40.97 0:0:0:0:0:ffff:7b10:2861
123.16.40.98 0:0:0:0:0:ffff:7b10:2862
123.16.40.99 0:0:0:0:0:ffff:7b10:2863
123.16.40.100 0:0:0:0:0:ffff:7b10:2864
123.16.40.101 0:0:0:0:0:ffff:7b10:2865
123.16.40.102 0:0:0:0:0:ffff:7b10:2866
123.16.40.103 0:0:0:0:0:ffff:7b10:2867
123.16.40.104 0:0:0:0:0:ffff:7b10:2868
123.16.40.105 0:0:0:0:0:ffff:7b10:2869
123.16.40.106 0:0:0:0:0:ffff:7b10:286a
123.16.40.107 0:0:0:0:0:ffff:7b10:286b
123.16.40.108 0:0:0:0:0:ffff:7b10:286c
123.16.40.109 0:0:0:0:0:ffff:7b10:286d
123.16.40.110 0:0:0:0:0:ffff:7b10:286e
123.16.40.111 0:0:0:0:0:ffff:7b10:286f
123.16.40.112 0:0:0:0:0:ffff:7b10:2870
123.16.40.113 0:0:0:0:0:ffff:7b10:2871
123.16.40.114 0:0:0:0:0:ffff:7b10:2872
123.16.40.115 0:0:0:0:0:ffff:7b10:2873
123.16.40.116 0:0:0:0:0:ffff:7b10:2874
123.16.40.117 0:0:0:0:0:ffff:7b10:2875
123.16.40.118 0:0:0:0:0:ffff:7b10:2876
123.16.40.119 0:0:0:0:0:ffff:7b10:2877
123.16.40.120 0:0:0:0:0:ffff:7b10:2878


123.16.40.121 0:0:0:0:0:ffff:7b10:2879
123.16.40.122 0:0:0:0:0:ffff:7b10:287a
123.16.40.123 0:0:0:0:0:ffff:7b10:287b
123.16.40.124 0:0:0:0:0:ffff:7b10:287c
123.16.40.125 0:0:0:0:0:ffff:7b10:287d
123.16.40.126 0:0:0:0:0:ffff:7b10:287e
123.16.40.127 0:0:0:0:0:ffff:7b10:287f
123.16.40.128 0:0:0:0:0:ffff:7b10:2880
123.16.40.129 0:0:0:0:0:ffff:7b10:2881
123.16.40.130 0:0:0:0:0:ffff:7b10:2882
123.16.40.131 0:0:0:0:0:ffff:7b10:2883
123.16.40.132 0:0:0:0:0:ffff:7b10:2884
123.16.40.133 0:0:0:0:0:ffff:7b10:2885
123.16.40.134 0:0:0:0:0:ffff:7b10:2886
123.16.40.135 0:0:0:0:0:ffff:7b10:2887
123.16.40.136 0:0:0:0:0:ffff:7b10:2888
123.16.40.137 0:0:0:0:0:ffff:7b10:2889
123.16.40.138 0:0:0:0:0:ffff:7b10:288a
123.16.40.139 0:0:0:0:0:ffff:7b10:288b
123.16.40.140 0:0:0:0:0:ffff:7b10:288c
123.16.40.141 0:0:0:0:0:ffff:7b10:288d
123.16.40.142 0:0:0:0:0:ffff:7b10:288e
123.16.40.143 0:0:0:0:0:ffff:7b10:288f
123.16.40.144 0:0:0:0:0:ffff:7b10:2890
123.16.40.145 0:0:0:0:0:ffff:7b10:2891
123.16.40.146 0:0:0:0:0:ffff:7b10:2892
123.16.40.147 0:0:0:0:0:ffff:7b10:2893
123.16.40.148 0:0:0:0:0:ffff:7b10:2894
123.16.40.149 0:0:0:0:0:ffff:7b10:2895
123.16.40.150 0:0:0:0:0:ffff:7b10:2896
123.16.40.151 0:0:0:0:0:ffff:7b10:2897
123.16.40.152 0:0:0:0:0:ffff:7b10:2898
123.16.40.153 0:0:0:0:0:ffff:7b10:2899
123.16.40.154 0:0:0:0:0:ffff:7b10:289a
123.16.40.155 0:0:0:0:0:ffff:7b10:289b
123.16.40.156 0:0:0:0:0:ffff:7b10:289c
123.16.40.157 0:0:0:0:0:ffff:7b10:289d
123.16.40.158 0:0:0:0:0:ffff:7b10:289e
123.16.40.159 0:0:0:0:0:ffff:7b10:289f
123.16.40.160 0:0:0:0:0:ffff:7b10:28a0
123.16.40.161 0:0:0:0:0:ffff:7b10:28a1
123.16.40.162 0:0:0:0:0:ffff:7b10:28a2
123.16.40.163 0:0:0:0:0:ffff:7b10:28a3
123.16.40.164 0:0:0:0:0:ffff:7b10:28a4
123.16.40.165 0:0:0:0:0:ffff:7b10:28a5
123.16.40.166 0:0:0:0:0:ffff:7b10:28a6
123.16.40.167 0:0:0:0:0:ffff:7b10:28a7
123.16.40.168 0:0:0:0:0:ffff:7b10:28a8
123.16.40.169 0:0:0:0:0:ffff:7b10:28a9
123.16.40.170 0:0:0:0:0:ffff:7b10:28aa
123.16.40.171 0:0:0:0:0:ffff:7b10:28ab
123.16.40.172 0:0:0:0:0:ffff:7b10:28ac
123.16.40.173 0:0:0:0:0:ffff:7b10:28ad
123.16.40.174 0:0:0:0:0:ffff:7b10:28ae
123.16.40.175 0:0:0:0:0:ffff:7b10:28af
123.16.40.176 0:0:0:0:0:ffff:7b10:28b0
123.16.40.177 0:0:0:0:0:ffff:7b10:28b1
123.16.40.178 0:0:0:0:0:ffff:7b10:28b2
123.16.40.179 0:0:0:0:0:ffff:7b10:28b3
123.16.40.180 0:0:0:0:0:ffff:7b10:28b4


123.16.40.181 0:0:0:0:0:ffff:7b10:28b5
123.16.40.182 0:0:0:0:0:ffff:7b10:28b6
123.16.40.183 0:0:0:0:0:ffff:7b10:28b7
123.16.40.184 0:0:0:0:0:ffff:7b10:28b8
123.16.40.185 0:0:0:0:0:ffff:7b10:28b9
123.16.40.186 0:0:0:0:0:ffff:7b10:28ba
123.16.40.187 0:0:0:0:0:ffff:7b10:28bb
123.16.40.188 0:0:0:0:0:ffff:7b10:28bc
123.16.40.189 0:0:0:0:0:ffff:7b10:28bd
123.16.40.190 0:0:0:0:0:ffff:7b10:28be
123.16.40.191 0:0:0:0:0:ffff:7b10:28bf
123.16.40.192 0:0:0:0:0:ffff:7b10:28c0
123.16.40.193 0:0:0:0:0:ffff:7b10:28c1
123.16.40.194 0:0:0:0:0:ffff:7b10:28c2
123.16.40.195 0:0:0:0:0:ffff:7b10:28c3
123.16.40.196 0:0:0:0:0:ffff:7b10:28c4
123.16.40.197 0:0:0:0:0:ffff:7b10:28c5
123.16.40.198 0:0:0:0:0:ffff:7b10:28c6
123.16.40.199 0:0:0:0:0:ffff:7b10:28c7
123.16.40.200 0:0:0:0:0:ffff:7b10:28c8
123.16.40.201 0:0:0:0:0:ffff:7b10:28c9
123.16.40.202 0:0:0:0:0:ffff:7b10:28ca
123.16.40.203 0:0:0:0:0:ffff:7b10:28cb
123.16.40.204 0:0:0:0:0:ffff:7b10:28cc
123.16.40.205 0:0:0:0:0:ffff:7b10:28cd
123.16.40.206 0:0:0:0:0:ffff:7b10:28ce
123.16.40.207 0:0:0:0:0:ffff:7b10:28cf
123.16.40.208 0:0:0:0:0:ffff:7b10:28d0
123.16.40.209 0:0:0:0:0:ffff:7b10:28d1
123.16.40.210 0:0:0:0:0:ffff:7b10:28d2
123.16.40.211 0:0:0:0:0:ffff:7b10:28d3
123.16.40.212 0:0:0:0:0:ffff:7b10:28d4
123.16.40.213 0:0:0:0:0:ffff:7b10:28d5
123.16.40.214 0:0:0:0:0:ffff:7b10:28d6
123.16.40.215 0:0:0:0:0:ffff:7b10:28d7
123.16.40.216 0:0:0:0:0:ffff:7b10:28d8
123.16.40.217 0:0:0:0:0:ffff:7b10:28d9
123.16.40.218 0:0:0:0:0:ffff:7b10:28da
123.16.40.219 0:0:0:0:0:ffff:7b10:28db
123.16.40.220 0:0:0:0:0:ffff:7b10:28dc
123.16.40.221 0:0:0:0:0:ffff:7b10:28dd
123.16.40.222 0:0:0:0:0:ffff:7b10:28de
123.16.40.223 0:0:0:0:0:ffff:7b10:28df
123.16.40.224 0:0:0:0:0:ffff:7b10:28e0
123.16.40.225 0:0:0:0:0:ffff:7b10:28e1
123.16.40.226 0:0:0:0:0:ffff:7b10:28e2
123.16.40.227 0:0:0:0:0:ffff:7b10:28e3
123.16.40.228 0:0:0:0:0:ffff:7b10:28e4
123.16.40.229 0:0:0:0:0:ffff:7b10:28e5
123.16.40.230 0:0:0:0:0:ffff:7b10:28e6
123.16.40.231 0:0:0:0:0:ffff:7b10:28e7
123.16.40.232 0:0:0:0:0:ffff:7b10:28e8
123.16.40.233 0:0:0:0:0:ffff:7b10:28e9
123.16.40.234 0:0:0:0:0:ffff:7b10:28ea
123.16.40.235 0:0:0:0:0:ffff:7b10:28eb
123.16.40.236 0:0:0:0:0:ffff:7b10:28ec
123.16.40.237 0:0:0:0:0:ffff:7b10:28ed
123.16.40.238 0:0:0:0:0:ffff:7b10:28ee
123.16.40.239 0:0:0:0:0:ffff:7b10:28ef
123.16.40.240 0:0:0:0:0:ffff:7b10:28f0
123.16.40.241 0:0:0:0:0:ffff:7b10:28f1
123.16.40.242 0:0:0:0:0:ffff:7b10:28f2
123.16.40.243 0:0:0:0:0:ffff:7b10:28f3
123.16.40.244 0:0:0:0:0:ffff:7b10:28f4
123.16.40.245 0:0:0:0:0:ffff:7b10:28f5
123.16.40.246 0:0:0:0:0:ffff:7b10:28f6
123.16.40.247 0:0:0:0:0:ffff:7b10:28f7
123.16.40.248 0:0:0:0:0:ffff:7b10:28f8
123.16.40.249 0:0:0:0:0:ffff:7b10:28f9
123.16.40.250 0:0:0:0:0:ffff:7b10:28fa
123.16.40.251 0:0:0:0:0:ffff:7b10:28fb
123.16.40.252 0:0:0:0:0:ffff:7b10:28fc
123.16.40.253 0:0:0:0:0:ffff:7b10:28fd
123.16.40.254 0:0:0:0:0:ffff:7b10:28fe
123.16.40.255 0:0:0:0:0:ffff:7b10:28ff


How we got IPv4 subnet masks?

An IPv4 subnet mask consists of 32 bits; it is a sequence of ones (1) followed by a block of zeros (0). The ones indicate bits in the address used for the network prefix and the trailing block of zeros designates that part as being the host identifier.